13204945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{911}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 17160192

約数和(自身を除く): 3955247

約数列:

[1, 5, 13, 65, 223, 911, 1115, 2899, 4555, 11843, 14495, 59215, 203153, 1015765, 2640989, 13204945]

約数ペア:

[(1, 13204945), (5, 2640989), (13, 1015765), (65, 203153), (223, 59215), (911, 14495), (1115, 11843), (2899, 4555)]